| Giant Mine | Canada | 1 |
| Gilead | United States | 1 |
| Giuv valley | Switzerland | 1 |
| Glacier Gulch | Canada | 1 |
| Gmina Jordanów Śląski | Poland | 1 |
| Gobbins path | United Kingdom | 1 |
| Goldberg | Germany | 1 |
| Gonzen iron mine | Switzerland | 1 |
| Good Hope Gold Mine | Canada | 1 |
| Grandview Mine | United States | 1 |
| Graul | Germany | 1 |
| Gravel Hill Mine | United Kingdom | 1 |
| Great Bear Lake | Canada | 1 |
| Greenback Mine | United States | 1 |
| Gregory Rift | Tanzania | 1 |
| Grosser Greiner | Austria | 1 |
| Groton | United States | 1 |
| Haddam | United States | 1 |
| Hagendorf, Waidhaus | Germany | 1 |
| Haita town | People's Republic of China | 1 |
| Halle (Saale) | Germany | 1 |
| Hamarøy Municipality | Norway | 1 |
| Hastings County | Canada | 1 |
| Haut de Cry | Switzerland | 1 |
| Hauzenberg | Germany | 1 |
| Haydee mine | Chile | 1 |
| Hector bentonite mine, Hector | United States | 1 |
| Heilige Dreifaltigkeit mine | Germany | 1 |
| Hengl quarry | Austria | 1 |
| Hibbing | United States | 1 |
| Hillside | United States | 1 |
| Hinterweiler | Germany | 1 |
| Hitachi mine | Japan | 1 |
| Hitura mine | Finland | 1 |
| Hohentwiel | Germany | 1 |
| Hope Ranch | United States | 1 |
| Horcajuelo de la Sierra | Spain | 1 |
| Horní Halže | Czech Republic | 1 |
| Horní Slavkov | Czech Republic | 1 |
| Horse Creek meteorite | United States | 1 |
| Hourt quarry | Belgium | 1 |
| Huanzala mine | Peru | 1 |
| Huara | Chile | 1 |
| Hudson Bay Mine | Canada | 1 |
| Ibity | Madagascar | 1 |
| Iceland | Iceland | 1 |
| Idrija mine | Slovenia | 1 |
| Igaliku | Greenland | 1 |
| Ikuno Mine | Japan | 1 |
| Ilimmaasaq | Greenland | 1 |
| Ilmen mountains | Russia | 1 |
| Imiter mine | Morocco | 1 |
| India | India | 1 |
| Indian subcontinent | India | 1 |
| Iquique Province | Chile | 1 |
| Irhtem mine | Morocco | 1 |
| Iron County | United States | 1 |
| Ise | Japan | 1 |
| Isle of Mull | United Kingdom | 1 |
| Isoka | Zambia | 1 |
| Isovsky area | Russia | 1 |
| Italy | Italy | 1 |
| Jadar | Serbia | 1 |
| James | Canada | 1 |
| Janggun mine | South Korea | 1 |
| Jedová hora deposit | Czech Republic | 1 |
| Jiama deposit | People's Republic of China | 1 |
| Jianshui County | People's Republic of China | 1 |
| Johkoku mine | Japan | 1 |
| Kaieteur Falls | Guyana | 1 |
| Kalgoorlie - Boulder | Australia | 1 |
| Kambalny | Russia | 1 |
| Kameyama | Japan | 1 |
| Kamioka mine | Japan | 1 |
| Kane County | United States | 1 |
| Kanona | Zambia | 1 |
| Kapalagulu intrusion | Tanzania | 1 |
| Karaganda Region | Kazakhstan | 1 |
| Karasu-Karavshinskoye Sn-deposit | Kyrgyzstan | 1 |
| Karee mine | South Africa | 1 |